Coalinga S2S: Solar-thermal EOR Binyamin Koretz Director, Strategic Planning & IP 1
Coalinga Solar to Steam Project (S2S) Owner: Chevron Location: Coalinga, CA Purpose: Thermal Enhanced Oil Recovery Capacity: 29 MWth Solar field: 3,822 heliostats, each 15 m2 BrightSource delivered fully operational project to Chevron in October 2011 1-year performance test exceeded contractual goals
Coalinga S2S
Coalinga vs. future EOR plant Commercial Plant Required thermal power capacity: 29 MWth 400 MWth Required mass flow of steam: 12 kg/s 143-159 kg/s Required temperature of steam: 265 °C 290 °C Required pressure of steam: 68 bar 80 bar Steam quality 99.5% or higher
Solar EOR – general scheme
Coalinga S2S 1-line diagram
Construction 2009-2010
What happens when engineers make videos
View from the south
Typical performance vs. modeling
And on more difficult days
Potential market Chart Source: CERA estimate of cumulative solar thermal penetration in thermal enhanced oil recovery market by 2020
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